Briefcase



FIG. 1 is a perspective view of a first embodiment of the briefcase.

FIG. 2 is a front view of the embodiment of FIG. 1.

FIG. 3 is a rear view of the embodiment of FIG. 1.

FIG. 4 is a right side view of the embodiment of FIG. 1.

FIG. 5 is a left side view of the embodiment of FIG. 1.

FIG. 6 is a top view of the embodiment of FIG. 1; and,

FIG. 7 is a bottom view of the embodiment of FIG. 1.

The broken lines are provided for illustrative purposes only and form nopart of the claimed design.

The ornamental design for a briefcase, as shown and described.